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KDDCUP 2005 competition<ref>[http://www.sigkdd.org/kdd2005/kddcup.html KDDCUP 2005 dataset]</ref> highlighted the interests in query classification. The objective of this competition is to classify 800,000 real user queries into 67 target categories. Each query can belong to more than one target category. As an example of a QC task, given the query “''apple''”, it should be classified into ranked categories: “''Computers \ Hardware''; ''Living \ Food & Cooking''”.
Also,web query allows you to access at anytime.Web query information will always be updated regularly.
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